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122 lines
2.6 KiB
Bash
Executable File
122 lines
2.6 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (C) 2016 Canonical
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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echo -n "kernel smoke test, ZFS snapshot: "
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TMP=/tmp
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VDEV0=${TMP}/pool0-$$.img
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VDEV1=${TMP}/pool1-$$.img
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POOL=pool-smoke-$$
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MARKER=/${POOL}/test/marker
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dd if=/dev/zero of=${VDEV0} bs=1M count=512 > /dev/null 2>&1
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dd if=/dev/zero of=${VDEV1} bs=1M count=512 > /dev/null 2>&1
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zpool create ${POOL} ${VDEV0} ${VDEV1}
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ret=$?
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if [ $ret -ne 0 ]; then
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echo "FAILED: zpool create failed, exit code=$ret"
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rm ${VDEV0} ${VDEV1}
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exit 1
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fi
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zfs create ${POOL}/test
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ret=$?
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if [ $ret -ne 0 ]; then
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echo "FAILED: zfs create failed, exit code=$ret"
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zpool destroy ${POOL}
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rm ${VDEV0} ${VDEV1}
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exit 1
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fi
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#
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# Populate with files..
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#
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cp -rp /etc /${POOL}/test
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echo $$ > ${MARKER}
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#
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# Make a snapshot
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#
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zfs snapshot -r ${POOL}/test@snap
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ret=$?
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if [ $ret -ne 0 ]; then
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echo "FAILED: zfs snapshot failed, exit code=$ret"
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zpool destroy ${POOL}
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rm ${VDEV0} ${VDEV1}
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exit 1
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fi
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#
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# Remove files
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#
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rm -rf /${POOL}/test/etc ${MARKER}
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#
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# Roll back
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#
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zfs rollback ${POOL}/test@snap
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ret=$?
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if [ $ret -ne 0 ]; then
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echo "FAILED: zfs rollback failed, exit code=$ret"
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zpool destroy ${POOL}
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rm ${VDEV0} ${VDEV1}
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exit 1
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fi
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#
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# Check rolled back marker contains sane data
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#
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if [ ! -e ${MARKER} ]; then
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echo "FAILED: zfs rollback failed, ${MARKER} not restored"
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zpool destroy ${POOL}
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rm ${VDEV0} ${VDEV1}
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exit 1
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fi
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data=$(cat ${MARKER})
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if [ $data -ne $$ ]; then
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echo "FAILED: zfs rollback failed, ${MARKER} contained unexpected data"
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zpool destroy ${POOL}
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rm ${VDEV0} ${VDEV1}
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exit 1
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fi
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zfs destroy ${POOL}/test@snap
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ret=$?
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if [ $ret -ne 0 ]; then
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echo "FAILED: zfs destroy snapshot failed, exit code=$ret"
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zpool destroy ${POOL}
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rm ${VDEV0} ${VDEV1}
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exit 1
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fi
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zpool destroy ${POOL}
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ret=$?
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if [ $ret -ne 0 ]; then
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echo "FAILED: zpool destroy failed, exit code=$ret"
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#
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# destroy failed, try to clean up, but this
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# wil probably fail
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#
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rm ${VDEV0} ${VDEV1}
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exit 1
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fi
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rm ${VDEV0} ${VDEV1}
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echo "PASSED"
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exit 0
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